They are hollow rigid glass spheres. Combined with SP 106 they provide a particularly waterproof grout, ideal for the submerged parts of the boat, where a perfectly smooth surface is not necessary (as due to their nature they are very hard to sand).
small package: jar Lt. 5 approximately (kg. 0,3)
large package: bag kg. 5
WATERPROOF RESIN THICKENER - Fine waterproof, white powder, used to thicken the epoxy system- Can be used with Glass Bubbles, Microballoons and Microfibres- Refer to the AMPRO™ datasheet for recommended mixes (in ATTACHMENTS) It is a powder (ventilated silicon) modified with respect to the traditional Colloidal Silica to improve the application...
hollow microspheres of low density phenolic resin; once added to the SP 106 epoxy system, they have the characteristic of increasing their volume by decreasing their specific weight in order to form a light and easy to sand grout. The reddish brown color typical of this inert filler makes it aesthetically ideal for gluing dark woods. small package: jar...